Features: Sleep Sound MachineSpecial tumbler shape and bright color design, very attractive to kids. Compact and lightweight, the sleep sound machine can be placed on bedside table or hung on the baby bed by the hook. You can also take it with you when go out for traveling with baby. 6 Soothing SoundsBuilt in 6 soothing sounds, including shush, fetal heart sound, white noise, wave sound, rain sound, and lullaby, which helps block disruptive environmental noises and let baby fall asleep easier and deeper. Intelligent Voice ActivatedThe sleep sound machine will enter standby status after playing 30min soothing sound. Then it can be activated by baby' crying and play music automatically to soothe baby again. Easy to UseRotating the top cover to adjust the volume and rotating the bottom cover to select soothing sounds, easy to use. You can built a comfortable environment for baby sleeping. Built-in Rechargeable BatteryBuilt-in 1800mAh large capacity lithium battery, long usage time and can be conveniently charged by 5V micro USB port, no need to change battery, more eco-friendly. Specifications: Color: Orange Battery Capacity: 1800mA Charging Port: Micro USB Input: DC 5V 1A Soothing Sounds: 6 Item Size: 9.8 * 7.7cm/ 3.9 * 3in Item Weight: 210g/ 7.4oz Packing List: 1 * Sleep Machine 1 * USB Charging Cable